
Flashfreeze | Instant | | Counter target red or green spell. | Brian Despain

Mystical Teachings | Instant | | Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.
Flashback {5}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | Ron Spears

Arcane Epiphany | Instant | | This spell costs {1} less to cast if you control a Wizard.
Draw three cards. | Andrew Mar

Faebloom Trick | Instant | | Create two 1/1 blue Faerie creature tokens with flying. When you do, tap target creature an opponent controls. | Annie Stegg

Refute | Instant | | Counter target spell. Draw a card, then discard a card. | Ignatius Budi

Uncharted Voyage | Instant | | Target creature's owner puts it on their choice of the top or bottom of their library.
Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | Julian Kok Joon Wen

Aetherize | Instant | | Return all attacking creatures to their owner's hand. | Alexandre Honoré

Essence Scatter | Instant | | Counter target creature spell. | Josh Hass

Fleeting Distraction | Instant | | Target creature gets -1/-0 until end of turn.
Draw a card. | Ryan Yee

An Offer You Can't Refuse | Instant | | Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.") | Dallas Williams

Run Away Together | Instant | | Choose two target creatures controlled by different players. Return those creatures to their owners' hands. | Filip Burburan

Think Twice | Instant | | Draw a card.
Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) | Anthony Francisco

Time Stop | Instant | | End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.) | Scott M. Fischer